{"id":"CVE-2026-27771","sourceIdentifier":"88ee5874-cf24-4952-aea0-31affedb7ff2","published":"2026-07-03T21:16:59.043","lastModified":"2026-07-07T18:16:37.980","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information."}],"affected":[{"source":"88ee5874-cf24-4952-aea0-31affedb7ff2","affectedData":[{"vendor":"Gitea","product":"Gitea Open Source Git Server","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"1.26.1","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"88ee5874-cf24-4952-aea0-31affedb7ff2","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":4.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-07T14:32:50.774085Z","id":"CVE-2026-27771","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"88ee5874-cf24-4952-aea0-31affedb7ff2","type":"Secondary","description":[{"lang":"en","value":"CWE-862"}]}],"references":[{"url":"https://blog.gitea.com/release-of-1.26.2/","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/pull/37610","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/releases/tag/v1.26.2","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"}]}